A fatal MySQL error occurred.

Query:
SELECT SQL_CALC_FOUND_ROWS l.* FROM pmd_listings l INNER JOIN pmd_listings_categories lc ON l.id=lc.list_id WHERE lc.cat_id IN (12,122,118,120,117,119,121) AND l.location_id=234 AND l.status='active' GROUP BY l.id ORDER BY priority DESC,title ASC LIMIT 0,20

Error:
(1021) Disk full (/tmp/#sql_5127_1.MAI); waiting for someone to free some space... (errno: 28 "No space left on device")